NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Clyde O Southwell, MD

Pulmonary Disease Physician in Hendersonville, TN · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1346288966

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Clyde O Southwell
Credential MD
Sex Male
Practice address Hendersonville, TN, 37075
Phone (615) 822-2214
Enumeration date Jun 4, 2006
Last updated in NPPES Jan 21, 2025

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

174400000X Specialist Other Service Providers · License 43085 (TN) Secondary
207RS0012X Sleep Medicine (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License 43085 (TN) Secondary
207RP1001X Pulmonary Disease Physician Allopathic & Osteopathic Physicians · License 43085 (TN) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
5902491 Medicaid NC -
N01356 Other SC SC MEDICAID PROVIDER#
0404464 Other NC EVERCARE
14014 Other NC BCBS PROVIDER#
184386 Other NC MEDCOST PROVIDER#
FH2967215 Other NC FCC PROVIDER#
P00278679 Other NC PALMETTO GBA PROVIDER#

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Clyde Southwell?
The National Provider Identifier (NPI) for Clyde Southwell is 1346288966, a Type 1 (individual) record in the CMS NPPES registry.
Where does Clyde Southwell practice?
The practice location on file with NPPES is in Hendersonville, TN. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-01-21.